Side by side

Grand Seiko SLGB023vsSpinnaker Fleuss

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

SLGB023
Grand SeikoSLGB023
MSRP $12,400
Fleuss
SpinnakerFleuss
MSRP $179

At a glance

12 of 29 specs differ
Diameter
SLGB02340.8mm
Fleuss43mm
Power Reserve
SLGB02372h
Fleuss40h
Water Resistance
SLGB023300m
Fleuss150m
MSRP
SLGB023$12,400
Fleuss$179

Full specifications

Case

6 specs
Diameter
40.8mm
43mm
Thickness
12.9mm
13mm
Lug-to-Lug
48.5mm
51mm
Lug Width
21mm
22mm
Material
Titanium
316L Stainless Steel
Water Resistance
300m
150m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Lumber Black

Movement

3 specs
Caliber
9RB1
SII NH35A
Type
Spring Drive
Automatic
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$12,400
$179

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Grand Seiko SLGB023

Owners and reviewers widely praise the Grand Seiko SLGB023 for its comfortable 40.8mm titanium case and the smooth winding feel of its Spring Drive 9RB1 movement. The dial's gradient blue "ushio" motif is a highlight, though some reviewers note the bezel's fully lumed scale as a missed opportunity. Enthusiasts are divided on the power reserve indicator's placement and the design of the hour and minute hands. Overall, owners and reviewers rate the Grand Seiko SLGB023 highly for its comfortable titanium case and the refined Spring Drive movement.

Spinnaker Fleuss

Owners widely praise the Spinnaker Fleuss for its retro design, textured dial, and good value, with many noting it looks better in person than in photos. The watch is appreciated for its robust construction and finishing, especially when found at a discount. Some owners report good timekeeping and a decent power reserve. However, the Spinnaker Fleuss GMT is criticized by some for its large case size, which can affect proportions and numeral legibility. One owner experienced a broken crown after a fall, while another noted concerns about the acrylic bezel's durability. The lume is described as adequate but not exceptional. Overall, owners rate the Spinnaker Fleuss highly for its retro aesthetic and value proposition, particularly when purchased on sale.

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